Files
InvokeAI/invokeai/app/invocations/dw_openpose.py
2025-04-04 18:42:13 +11:00

51 lines
2.2 KiB
Python

import onnxruntime as ort
from invokeai.app.invocations.baseinvocation import BaseInvocation, invocation
from invokeai.app.invocations.fields import ImageField, InputField, WithBoard, WithMetadata
from invokeai.app.invocations.primitives import ImageOutput
from invokeai.app.services.shared.invocation_context import InvocationContext
from invokeai.backend.image_util.dw_openpose import DWOpenposeDetector
@invocation(
"dw_openpose_detection",
title="DW Openpose Detection",
tags=["controlnet", "dwpose", "openpose"],
category="controlnet",
version="1.1.1",
)
class DWOpenposeDetectionInvocation(BaseInvocation, WithMetadata, WithBoard):
"""Generates an openpose pose from an image using DWPose"""
image: ImageField = InputField(description="The image to process")
draw_body: bool = InputField(default=True)
draw_face: bool = InputField(default=False)
draw_hands: bool = InputField(default=False)
def invoke(self, context: InvocationContext) -> ImageOutput:
image = context.images.get_pil(self.image.image_name, "RGB")
onnx_det_path = context.models.download_and_cache_model(DWOpenposeDetector.get_model_url_det())
onnx_pose_path = context.models.download_and_cache_model(DWOpenposeDetector.get_model_url_pose())
loaded_session_det = context.models.load_local_model(
onnx_det_path, DWOpenposeDetector.create_onnx_inference_session
)
loaded_session_pose = context.models.load_local_model(
onnx_pose_path, DWOpenposeDetector.create_onnx_inference_session
)
with loaded_session_det as session_det, loaded_session_pose as session_pose:
assert isinstance(session_det, ort.InferenceSession)
assert isinstance(session_pose, ort.InferenceSession)
detector = DWOpenposeDetector(session_det=session_det, session_pose=session_pose)
detected_image = detector.run(
image,
draw_face=self.draw_face,
draw_hands=self.draw_hands,
draw_body=self.draw_body,
)
image_dto = context.images.save(image=detected_image)
return ImageOutput.build(image_dto)